Mating of LVA

This video shows the James Webb Space Telescope's mirrors during their long string of tests, from individual segments to the final tests of the assembled mirror. 

Probe Landing on Titan

This colorized movie from NASA's Cassini mission shows a polar projection of the curious six-sided jet stream at Saturn's north pole known as "the hexagon" in the infrared.

The heavens often seem vast and unchanging as seen from Earth, but movement in the skies is the norm. The relative motions of both Cassini and Enceladus over a 15-minute period create the movement ...

The moon Prometheus slowly collides with the diffuse inner edge of Saturn's F ring in this movie sequence of Cassini images.

Soar over the giant asteroid Vesta in 3-D. Put on your 3-D glasses for this ride over asteroid Vesta.

On October 15, 1997, the Cassini–Huygens spacecraft was launched on an almost 7-year journey to the Saturn system.

Final Assembly at the Cape

Find Mars all month after sunset, especially on the night of NASA's planned rover landing, Feb. 18.

Scientists have discovered that water is being released from the Moon during meteor showers.

This infrared movie from NASA's Cassini mission shows the churning of the curious six-sided jet stream at Saturn's north pole known as "the hexagon."

This video from NASA's Dawn mission shows that the gravity field of Vesta closely matches the surface topography of the giant asteroid Vesta.

The Dawn spacecraft visited the asteroid 4 Vesta for the time period May 3, 2011 to Sept. 5, 2012.

This visualization shows the unusual motions of the Earth and Sun as viewed from the South Pole of the Moon. 

NASA's New Horizons spacecraft launched toward Pluto in 2006, but the mission can trace its start back to 1930, when Clyde Tombaugh discovered the small planet and opened the door to a new, mysteri...

Classic video explaining the history, debate and continuing discussion of the definition of a planet.

NASA's Oceans Melting Greenland (OMG) mission recently concluded a six-year field campaign in Greenland to measure how much the ocean is contributing to global sea-level rise by melting Greenland’s...

Ring World Highlights  

Meet Lucy as she prepares for the first journey to the Trojan asteroids, small bodies orbiting in tandem with Jupiter.

While many in the U.S. experienced a total solar eclipse on Aug. 21, 2017, SDO's perspective, observing the Sun from Earth orbit, afforded it a view of a partial eclipse.

Explore. Create. Share. How has Cassini inspired you?

February 2022 skywatching highlights: Jupiter stands alone after sunset, Venus is brilliant in the morning, and the Orion Nebula is well placed for evening skywatchers.

This animation illustrates Jupiter's magnetic field.

This rotating mosaic of asteroid Bennu is composed of 40 images captured by the PolyCam imager onboard NASA’s OSIRIS-REx spacecraft over a four-hour period on Dec. 2, 2018.

A curated just-for-kids NASA video playlist.